[http://www.businessweek.com/technology/content/dec2006/tc20061204_056163.htm?chan=top+news_top+news+index My So-Called Virtual Life:] as teens experiment with identity in virtual reality environments, marketers are rushing to meet them. Here are some things they should keep in mind." by Anastasia Goodstein, BusinessWeek, December 2006

[http://www.businessweek.com/technology/content/dec2006/tc20061204_056163.htm?chan=top+news_top+news+index My So-Called Virtual Life:] as teens experiment with identity in virtual reality environments, marketers are rushing to meet them. Here are some things they should keep in mind." by Anastasia Goodstein, BusinessWeek, December 2006

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[http://wikis.ala.org/yalsa/index.php/Virtual_Worlds:_A_Teen_Tech_Week_Guide A YALSA Tech Guide to Online Virtual Worlds] Created by members of the Teen Tech Week committee with help from Kelly Czarnecki.

Second Life has two 'grids' which run on separate servers. The Main Grid or 'MG' is for ages 18+, the Teen Grid or 'TG' is for ages 13-17 year olds and adults that have completed a [https://www.ascertainsi.com/secondlife/bgConsent.asp background check.] You must be affiliated with a project on the Teen Grid to have the background check processed. Approved adults will have an avatar for the Teen Grid (TG) and one for the Main Grid (MG) since the grids do not allow back and forth movement between avatars.

My So-Called Virtual Life: as teens experiment with identity in virtual reality environments, marketers are rushing to meet them. Here are some things they should keep in mind." by Anastasia Goodstein, BusinessWeek, December 2006

Second Life has two 'grids' which run on separate servers. The Main Grid or 'MG' is for ages 18+, the Teen Grid or 'TG' is for ages 13-17 year olds and adults that have completed a background check. You must be affiliated with a project on the Teen Grid to have the background check processed. Approved adults will have an avatar for the Teen Grid (TG) and one for the Main Grid (MG) since the grids do not allow back and forth movement between avatars.

Cyworld
'A new way to connect with the people in your world. Design a 'Minihome' A place to tell stories and bring your dreams to life'Entropia Universe
'The first virtual universe with a real cash economy'Meez
'Expressing yourself online and having fun doing it'Neopets
'the greatest Virtual Pet Site on the Internet'Synthravels
Virtual travel agencyThere
'an everyday hangout where you can have fun with your friends and meet new ones'Virtual Worlds Review
Snapshot of virtual worldsWhyville
'where 1.7 million registered "citizens" come from all over to learn, create, and have fun together.'